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| author | Ted Kremenek <kremenek@apple.com> | 2011-01-14 22:34:13 +0000 |
|---|---|---|
| committer | Ted Kremenek <kremenek@apple.com> | 2011-01-14 22:34:13 +0000 |
| commit | d7f696edecd6f015acbea97257653662378a15b7 (patch) | |
| tree | 27cf47737e6be6f29516f416ac1170ca405a4494 | |
| parent | e95a32ce40f8c189e939788a82fd54ca9280f973 (diff) | |
| download | external_llvm-d7f696edecd6f015acbea97257653662378a15b7.zip external_llvm-d7f696edecd6f015acbea97257653662378a15b7.tar.gz external_llvm-d7f696edecd6f015acbea97257653662378a15b7.tar.bz2 | |
'HiReg' is written but never read. Nuke its
declaration and its assignments.
Found by clang static analyzer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123486 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86ISelDAGToDAG.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp index dd751fa..d9e8980 100644 --- a/lib/Target/X86/X86ISelDAGToDAG.cpp +++ b/lib/Target/X86/X86ISelDAGToDAG.cpp @@ -1607,13 +1607,13 @@ SDNode *X86DAGToDAGISel::Select(SDNode *Node) { SDValue N0 = Node->getOperand(0); SDValue N1 = Node->getOperand(1); - unsigned LoReg, HiReg; + unsigned LoReg; switch (NVT.getSimpleVT().SimpleTy) { default: llvm_unreachable("Unsupported VT!"); - case MVT::i8: LoReg = X86::AL; HiReg = X86::AH; Opc = X86::MUL8r; break; - case MVT::i16: LoReg = X86::AX; HiReg = X86::DX; Opc = X86::MUL16r; break; - case MVT::i32: LoReg = X86::EAX; HiReg = X86::EDX; Opc = X86::MUL32r; break; - case MVT::i64: LoReg = X86::RAX; HiReg = X86::RDX; Opc = X86::MUL64r; break; + case MVT::i8: LoReg = X86::AL; Opc = X86::MUL8r; break; + case MVT::i16: LoReg = X86::AX; Opc = X86::MUL16r; break; + case MVT::i32: LoReg = X86::EAX; Opc = X86::MUL32r; break; + case MVT::i64: LoReg = X86::RAX; Opc = X86::MUL64r; break; } SDValue InFlag = CurDAG->getCopyToReg(CurDAG->getEntryNode(), dl, LoReg, |